25
1. Set up
Initial operation is to be carefully carried out as described in the following paragraphs.
Failure to observe the instruction manual
may give rise to hazards from
leaks and / or bursts of flame.
1.1 Choice of nozzle
The unit is shipped with the nozzle for natural gas
(N, Ø 0.8 mm) installed. The nozzle for propane / butane
(P, Ø 0.5 mm) can be found in the nozzle holder (16)
.
The nozzle on the device must be fitted or the gas type in
use, in which case proceed as follows: On the bottom of
the device, remove the nozzle
P
for propane / butane by
unscrewing it from the nozzle holder
(16)
with a coin (1
Cent coin) or the screwdriver
(R2)
.Then remove the active
nozzle
N
for natural gas
(15)
(preinstalled) and exchange
the nozzles. Tighten both nozzles again after changing
over. The optional nozzle
B
(Ø 0.45 mm) is only for usage
with the adapter CV 360.
Each time before mounting a nozzle, check the
O-ring
(22)
for damage.
Replace O-ring if
damaged,
Art. No.: 8.000.010
1.2 Gas connection
Connect the device via the gas inlet
(10)
to the gas supply, if
the operating pressure for natural gas is 18 - 25 mbar, for
propane / butane 47.5 - 57.5 mbar. Only use DVGW or other gas approved safety tubing
with thread or tubing connectors. Check the condition of the tube / hose regularly.
Depending on the type of hose, hose clips and/or
the hose clamps and the swivel nut included
(R4)
are to be used.
A DVGW tested or other gas approved pressure
regulator (50mbar) must be used for liquid gas.
Pay attention to your relevant rules for using
liquid gas.
If using gas cartridges, use only an original
WLD-TEC gas cartridge adapter! Observe the
operating instructions in question for the
gas cartridge adapter.
DO NOT seal up the thread of the gas
inlet (10) of the laboratory gas burner
with Teflon tape, etc.
All gas connections must be adequately tightened with a wrench SW17
(R2)
(included in delivery). Note: left-hand thread. Check gas proofness with testing
equipment or soapy water.To do this with the gas supply turned on, wet the gas
Fig. 1.1/1
22
22
15
16
Fig. 1.2/1
10
!
!
!
Fig. 1.1/2
!
EN
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